SABP (Service Area Broadcast Protocol) definitions

Using ASN.1 syntax copy+pasted from 3GPP TS 25.419 version 15.0.0 Release 15

Change-Id: Iab44cca10a664bbe2823a4183bca055ac8851137
diff --git a/library/sabp/SABP_Constants.asn b/library/sabp/SABP_Constants.asn
new file mode 100644
index 0000000..5b390a9
--- /dev/null
+++ b/library/sabp/SABP_Constants.asn
@@ -0,0 +1,66 @@
+-- **************************************************************
+--
+-- Constant definitions
+--
+-- **************************************************************
+SABP-Constants {
+itu-t (0) identified-organization (4) etsi (0) mobileDomain (0)
+umts-Access (20) modules (3) sabp (3) version1 (1) sabp-Constants (4) }
+DEFINITIONS AUTOMATIC TAGS ::=
+BEGIN
+-- **************************************************************
+--
+-- Elementary Procedures
+--
+-- **************************************************************
+id-Write-Replace INTEGER ::= 0
+id-Kill INTEGER ::= 1
+id-Load-Status-Enquiry INTEGER ::= 2
+id-Message-Status-Query INTEGER ::= 3 
+id-Restart-Indication INTEGER ::= 4
+id-Reset INTEGER ::= 5
+id-Failure-Indication INTEGER ::= 6
+id-Error-Indication INTEGER ::= 7
+-- **************************************************************
+--
+-- IEs
+--
+-- **************************************************************
+id-Broadcast-Message-Content INTEGER ::= 0
+id-Category INTEGER ::= 1
+id-Cause INTEGER ::= 2
+id-Criticality-Diagnostics INTEGER ::=3
+id-Data-Coding-Scheme INTEGER ::= 4
+id-Failure-List INTEGER ::= 5
+id-Message-Identifier INTEGER ::= 6
+id-New-Serial-Number INTEGER ::= 7
+id-Number-of-Broadcasts-Completed-List INTEGER ::= 8
+id-Number-of-Broadcasts-Requested INTEGER ::= 9
+id-Old-Serial-Number INTEGER ::= 10
+id-Radio-Resource-Loading-List INTEGER ::= 11
+id-Recovery-Indication INTEGER ::= 12
+id-Repetition-Period INTEGER ::= 13
+id-Serial-Number INTEGER ::= 14
+id-Service-Areas-List INTEGER ::= 15
+id-MessageStructure INTEGER ::= 16
+id-TypeOfError INTEGER ::= 17
+id-Paging-ETWS-Indicator INTEGER ::= 18
+id-Warning-Type INTEGER ::= 19
+id-WarningSecurityInfo INTEGER ::= 20
+id-Broadcast-Message-Content-Validity-Indicator INTEGER ::= 21
+-- **************************************************************
+--
+-- Extension constants
+--
+-- **************************************************************
+-- **************************************************************
+--
+-- Lists
+--
+-- **************************************************************
+maxNrOfErrors INTEGER ::= 256
+maxnoofSAI INTEGER ::= 65535
+maxProtocolExtensions INTEGER ::= 65535
+maxProtocolIEs INTEGER ::= 65535
+maxNrOfLevels INTEGER ::= 256
+END